Search a number
-
+
12007801 = 131675531
BaseRepresentation
bin101101110011…
…100101111001
3211121001121101
4231303211321
511033222201
61105211401
7204031111
oct55634571
924531541
1012007801
116861703
124030b61
132645710
141848041
1510c2d01
hexb73979

12007801 has 8 divisors (see below), whose sum is σ = 13011264. Its totient is φ = 11015760.

The previous prime is 12007783. The next prime is 12007813. The reversal of 12007801 is 10870021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12007801 - 211 = 12005753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12007871) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 595 + ... + 4936.

It is an arithmetic number, because the mean of its divisors is an integer number (1626408).

Almost surely, 212007801 is an apocalyptic number.

It is an amenable number.

12007801 is a deficient number, since it is larger than the sum of its proper divisors (1003463).

12007801 is a wasteful number, since it uses less digits than its factorization.

12007801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5711.

The product of its (nonzero) digits is 112, while the sum is 19.

The square root of 12007801 is about 3465.2274095649. The cubic root of 12007801 is about 228.9924484076.

Adding to 12007801 its reverse (10870021), we get a palindrome (22877822).

The spelling of 12007801 in words is "twelve million, seven thousand, eight hundred one".

Divisors: 1 13 167 2171 5531 71903 923677 12007801